Table 1.
Detection of SARS-CoV-2 in OP/NP and saliva samples by LEAD
| RT-qPCR | Sensitivity | Specificity | Accuracy | |||
| Positive | Negative | Total | ||||
| NP swabs | ||||||
| Positive | 47 | 7 | 54 | 47/53 (88.7%) | 90/103 (87.4%) | |
| Negative | 6 | 43 | 49 | 43/50 (86.0%) | ||
| Saliva | ||||||
| Positive | 3 | — | 3 | 3/3 (100.0%) | 10/10 (100.0%) | |
| Negative | — | 7 | 7 | 7/7 (100.0%) | ||
Analytical features of LEAD obtained using clinical samples. The sensitivity, specificity, and accuracy of LEAD for NP/OP and saliva samples were measured. Positive and negative values for the clinical samples were obtained by RT-qPCR.